﻿/*                       NOTICE
 * 
 * This software was produced for the U. S. Government
 * under Contract No. FA8721-10-C-0001, and is
 * subject to the Rights in Noncommercial Computer Software
 * and Noncommercial Computer Software Documentation Clause
 * (DFARS) 252.227-7014 (JUN 1995)
 * 
 * Approved for Public Release: 11-2435
 * © 2011 The MITRE Corporation. All Rights Reserved. 
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace TUIO
{
    public class Vector3
    {
        public float X, Y, Z;

        public Vector3()
        {
            this.X = 0;
            this.Y = 0;
            this.Z = 0;
        }

        public Vector3(int X, int Y, int Z)
        {
            this.X = X;
            this.Y = Y;
            this.Z = Z;
        }

        public Vector3(float X, float Y, float Z)
        {
            this.X = X;
            this.Y = Y;
            this.Z = Z;
        }

        public void copyTo(Vector3 dest)
        {
            dest.X = X;
            dest.Y = Y;
            dest.Z = Z;
        }

        public static double Distance3D(Vector3 a, Vector3 b)
        {
            return Math.Sqrt(Math.Pow(a.X - b.X, 2) + Math.Pow(a.Y - b.Y, 2) + Math.Pow(a.Z - b.Z, 2));
        }


        public static double Distance2D(Vector3 a, Vector3 b)
        {
            return Math.Sqrt(Math.Pow(b.X - a.X, 2) + Math.Pow(b.Y - a.Y, 2));
        }

        public static Vector3 operator +(Vector3 a, Vector3 b)
        {
            return new Vector3(a.X + b.X, a.Y + b.Y, a.Z + b.Z);
        }

        public static Vector3 operator /(Vector3 a, int div)
        {
            return new Vector3(a.X / div, a.Y / div, a.Z / div);
        }
    }
}
